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C_BW4HANA_27 · Question #49

What kind of cold data tiering options do you have with SAP BW/4HANA?(2)

The correct answer is A. Hadoop cluster C. SAP IQ database. SAP BW/4HANA's cold data tiering allows infrequently accessed data to be offloaded from expensive in-memory HANA storage to cheaper external storage systems. Hadoop (A) is supported as a cold tier via HDFS integration, enabling large volumes of archived data to be stored at low…

BW/4HANA Data Management and Administration

Question

What kind of cold data tiering options do you have with SAP BW/4HANA?(2)

Options

  • AHadoop cluster
  • BSAP HA NA extension node
  • CSAP IQ database
  • DSAP Data Warehouse Cloud

How the community answered

(53 responses)
  • A
    89% (47)
  • B
    4% (2)
  • D
    8% (4)

Explanation

SAP BW/4HANA's cold data tiering allows infrequently accessed data to be offloaded from expensive in-memory HANA storage to cheaper external storage systems. Hadoop (A) is supported as a cold tier via HDFS integration, enabling large volumes of archived data to be stored at low cost. SAP IQ (C) is a columnar nearline storage (NLS) solution that acts as a cold tier, keeping data queryable without occupying HANA memory.

B is wrong because the SAP HANA Extension Node (Dynamic Tiering) handles warm data - less-accessed but still on HANA - not cold data, and it's an in-HANA feature rather than an external cold store. D is wrong because SAP Data Warehouse Cloud is a separate cloud analytics product, not a tiering destination for BW/4HANA data.

Memory tip: Think "Cold = Hadoop and IQ" - both are external, non-HANA systems built to store massive, rarely accessed data cheaply. If the option lives inside HANA (extension node) or is a standalone cloud product (DWC), it's not a BW/4HANA cold tier.

Topics

#cold data tiering#data aging#Hadoop#SAP IQ

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